California Energy Transition Summit 2026: 500 exhibitors & sponsors
California Energy Transition Summit 2026 had 500 exhibitors and sponsors in San Diego, United States from 24 countries. Renewable Energy & Cleantech is the biggest block on the floor at 29% of the companies we matched, ahead of utilities & power and government & public sector. Most are headquartered in United States (74%).
- 500
- exhibitors & sponsors as of 5 Nov 2026
- 24
- headquarters countries most from United States
- 377
- matched to a company profile industry, size, HQ
- 119
- expected visitors organiser’s figure
The show floor, by sector
Each square is a company we matched to a profile, grouped by its main sector. Renewable Energy & Cleantech makes up 29% of California Energy Transition Summit 2026; the gray block is the other 58 sectors combined.
- Renewable Energy & Cleantech 105 · 29%
- Utilities & Power 62 · 17%
- Government & Public Sector 20 · 5.6%
- Legal Services & Legaltech 12 · 3.3%
- Nonprofits & NGOs 8 · 2.2%
- Asset & Wealth Management 8 · 2.2%
- Everything else 145 · 40%
Each square is one company.
Who exhibits at California Energy Transition Summit
Company size and headquarters for the 377 exhibitors we matched. An enterprise-heavy floor: 33% have more than 1,000 employees.
California Energy Transition Summit 2026 exhibitor list
The first 25 of 500: sponsors and exhibitors from the show’s core sectors first. The full list adds every company, its website, and the people to contact.
| Company | Industry | Size | HQ |
|---|---|---|---|
Acwa acwapower.com | Utilities & Power | 1,001–5,000 | Saudi Arabia |
Duke Energy Corporation duke-energy.com | Utilities & Power | 10,001+ | United States |
Internal Revenue Service irs.gov | Government & Public Sector | 10,001+ | United States |
Jinko Solar Co., Ltd. jinkosolar.com | Renewable Energy & Cleantech | 10,001+ | China |
RWE rwe.com | Utilities & Power | 10,001+ | Germany |
Ørsted orsted.com | Renewable Energy & Cleantech | 5,001–10,000 | Denmark |
BlackRock blackrock.com | Asset & Wealth Management | 10,001+ | United States |
Latham & Watkins lw.com | Legal Services & Legaltech | 1,001–5,000 | United States |
Siemens Energy siemens-energy.com | Renewable Energy & Cleantech | 10,001+ | — |
Aggreko aggreko.com | Utilities & Power | 5,001–10,000 | United Kingdom |
U.S. Department of Energy (DOE) energy.gov | Government & Public Sector | 10,001+ | United States |
Enel Green Power enelgreenpower.com | Renewable Energy & Cleantech | 5,001–10,000 | Italy |
First Solar firstsolar.com | Renewable Energy & Cleantech | 5,001–10,000 | United States |
Environmental Defense Fund edf.org | Nonprofits & NGOs | 1,001–5,000 | United States |
Norton Rose Fulbright nortonrosefulbright.com | Legal Services & Legaltech | 5,001–10,000 | United Kingdom |
Shell Energy shell.com | Utilities & Power | 1,001–5,000 | United Kingdom |
Pacific Gas and Electric Company pge.com | Utilities & Power | 10,001+ | United States |
Enel X corporate.enelx.com | Utilities & Power | 1,001–5,000 | Italy |
Southern Company southerncompany.com | Utilities & Power | 10,001+ | United States |
The AES Corporation aes.com | Utilities & Power | 5,001–10,000 | United States |
NextEra Energy Resources jobs.nexteraenergy.com | Utilities & Power | 10,001+ | United States |
Fluence fluenceenergy.com | Renewable Energy & Cleantech | 1,001–5,000 | United States |
NextEra Energy, Inc. nexteraenergy.com | Utilities & Power | 10,001+ | United States |
ENGIE North America Inc. engie-na.com | Renewable Energy & Cleantech | 1,001–5,000 | United States |
Southern California Edison (SCE) sce.com | Utilities & Power | 10,001+ | United States |
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Book a call →California Energy Transition Summit exhibitors also show up at
The events sharing the most exhibitors with California Energy Transition Summit 2026. 11% of the companies we matched here also exhibit at RE+ 2025.
What people do with this list
Follow up with California Energy Transition Summit exhibitors
We'll walk you through all 500 companies and the decision-makers at each, then RocketSDR can research every account and write the outreach. Reach them while the show is still fresh.
Find sponsors among companies that exhibit at shows like this
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California Energy Transition Summit 2026: quick answers
How many companies exhibit at California Energy Transition Summit 2026?
500 companies are listed as exhibitors or sponsors at California Energy Transition Summit 2026, as of 5 Nov 2026. We matched 377 of them to a company profile with industry, size and headquarters.
What industries exhibit at California Energy Transition Summit 2026?
Among the 360 exhibitors we matched, the largest groups are Renewable Energy & Cleantech (29%), Utilities & Power (17%), Government & Public Sector (5.6%). In total they span 64 sectors.
Where are California Energy Transition Summit exhibitors from?
Exhibitors we matched are headquartered in 24 countries. The most represented are United States (279), United Kingdom (16), Canada (12).
When and where is California Energy Transition Summit 2026?
California Energy Transition Summit 2026 took place 14–16 Apr 2026 at Hyatt Regency LA Jolla, San Diego, United States, organised by Infocast, a Clarion Events, Inc. company.
Turn the California Energy Transition Summit list into meetings
RocketSDR finds the right person at every exhibitor, researches each account, and runs personalised outreach across email and LinkedIn — so you walk into the show with meetings booked.